June 99
F.
Show in detail, special equipment spaces, such as
electrical equipment rooms/closets and mechanical
rooms on 1:50 (1/4-inch) scale floor plans.
G. Show on the plans, diagrams of the following systems:
1. Primary service and system distribution (one line
diagram)
2.
Secondary system distribution (riser diagram).
3.
Emergency system distribution (riser diagram), if
required.
4.
Ground sensing system for secondary breakers
(480 volt systems only).
5.
Fire Alarm System (riser diagram).
6.
Telephone, MATV, computer, and other signal
systems (riser diagrams).
H.
Indicate the following information on the power riser
diagrams or in applicable schedules:
1.
Size and voltage characteristics of transformer.
2.
Size of feeders (cable and raceway sizes).
3.
Size of motors and other loads.
4.
Interrupting rating of circuit breakers.
5.
Long time, short time, instantaneous and ground
trip values (ranges) of circuit breakers with
adjustable trip units.
6.
Ground sensing system for secondary breakers
(if applicable)
I.
Show the architectural smoke partitions on the signal
plans. Identify each fire alarm zone.
J.
Design Calculations: Prepare load, demand, voltage
drop, lighting, short circuit, and motor starting
calculations for each project to substantiate the
design.
K.
Specifications:
VA Design Guide -- National Cemetery Administration
Page 5 -30
Previous Page
